Attachment Class

A file attached to a PDF document.

Namespace: DevExpress.Docs.Pdf

Assembly: DevExpress.Docs.Core.v26.1.dll

NuGet Package: DevExpress.Docs.Core

Declaration

C#

public class Attachment

VB.NET

Public Class Attachment

Examples

How to: Attach a File to a Presentation Exported to PDF

The following code snippet attaches a PDF file to the exported presentation:

C#

using DevExpress.Docs.Pdf;
using DevExpress.Docs.Presentation;
using DevExpress.Docs.Presentation.Export;
//...
using (var presentation = new Presentation(File.ReadAllBytes(@"C:\Documents\Presentation.pptx")))
{
    var attachment = new Attachment();
    attachment.Data = File.ReadAllBytes(@"C:\Documents\test.pdf");
    attachment.Relationship = AssociatedFileRelationship.Supplement;
    attachment.FileName = "attachment.pdf";
    attachment.CreationDate = DateTime.Now;
    attachment.MimeType = "application/pdf";

    PdfExportOptions options = new PdfExportOptions();
    options.Attachments.Add(attachment);

    presentation.ExportToPdf(new FileStream("C:\\Documents\\Presentation.pdf", FileMode.Create, FileAccess.ReadWrite), options);
}

VB.NET

Imports DevExpress.Docs.Pdf
Imports DevExpress.Docs.Presentation
Imports DevExpress.Docs.Presentation.Export
'...
Using presentation = New Presentation(File.ReadAllBytes("C:\Documents\Presentation.pptx"))
    Dim attachment = New Attachment()
    attachment.Data = File.ReadAllBytes("C:\Documents\test.pdf")
    attachment.Relationship = AssociatedFileRelationship.Supplement
    attachment.FileName = "attachment.pdf"
    attachment.CreationDate = Date.Now
    attachment.MimeType = "application/pdf"

    Dim options As New PdfExportOptions()
    options.Attachments.Add(attachment)

    presentation.ExportToPdf(new FileStream("C:\Documents\Presentation.pdf", FileMode.Create, FileAccess.ReadWrite), options)
End Using

How to: Attach a File to a PDF File

The following code snippet attaches a file to a PDF document.

C#

using DevExpress.Docs.Pdf;

using (PdfDocument pdfDocument =
    new PdfDocument(File.OpenRead(@"document_001.pdf")))

{
    var attachment = new Attachment();
    attachment.Data = File.ReadAllBytes(@"C:\Documents\test.pdf");
    attachment.Relationship = AssociatedFileRelationship.Supplement;
    attachment.FileName = "attachment.pdf";
    attachment.CreationDate = DateTime.Now;
    attachment.MimeType = "application/pdf";

    pdfDocument.Attachments.Add(attachment);

    using (FileStream outputStream = File.Create(@"document_001_with_attachment.pdf"))
    {
        pdfDocument.Save(outputStream);
    }
}

VB.NET

Imports DevExpress.Docs.Pdf

Using pdfDocument As New PdfDocument(File.OpenRead("document_001.pdf"))

    Dim attachment As New Attachment()
    attachment.Data = File.ReadAllBytes("C:\Documents\test.pdf")
    attachment.Relationship = AssociatedFileRelationship.Supplement
    attachment.FileName = "attachment.pdf"
    attachment.CreationDate = DateTime.Now
    attachment.MimeType = "application/pdf"

    pdfDocument.Attachments.Add(attachment)

    Using outputStream As FileStream = File.Create("document_001_with_attachment.pdf")
        pdfDocument.Save(outputStream)
    End Using
End Using

Inheritance

Object

Attachment